Free, easy to use way of determining the download^* and upload^* speed of your internet connection.

The site uses Wordpress to host blogs for teachers, students, researchers, professors, librarians, administrators and anyone else involved in education.

Edublogs are completely free, without any advertising, and come with 100MB of free upload^* space. Additional space can be purchased.

Edublogs also offers an enterprise option for schools and universities looking to create, manage and control blogs at their own domain.

Screencast-O-Matic is the free and easy way to create a video recording of your screen and upload^* it for free hosting.  Web based, no install required.

Ping, Tracerout, Whois and other basic network tool

SlideShare is the best way to get your slides out there on the web, so your ideas can be found and shared by a wide audience. Do you want to get the word out about your product or service? Do you want your slides to reach people who could not make it to your talk? Are you a teacher looking to share your lesson plans? It only takes a moment - start uploading now, and let your slides do the talking!

Some of the things you can do on SlideShare